Are you looking for the best lip seal factories in China to meet your industrial needs? With numerous options available, it can be overwhelming to choose the right one. In this article, we’ll compare the top lip seal manufacturers in China, highlighting their strengths, product ranges, and what sets them apart. Let’s dive in and find the perfect fit for your requirements.

China High Pressure Rotary Lip Seals Manufacturer

Product Details: The High Pressure Rotary Lip Seals by JST Seals are bidirectional rotary seals designed to bear pressure from both sides and alternating pressure. These seals are made with a slip ring and o-ring/square ring, featuring a toothed section for easier installation. They have two interchangeable grooves and are used to seal rods, shafts, pins, and rotary joints with high-speed rotation or swing movement. The seals operate under conditions of up to 30 MPa pressure, temperatures from -30 to +110°C (or -25 to +220°C depending on the o-ring and square ring material), and speeds up to 1 m/s. They are compatible

with various media such as hydraulic oil, gas, and water, and are made from materials like NBR/FKM for the o-ring and P03/Y04 for the slip ring.

Pros:
– High pressure resistance
– Wear resistance
– High temperature resistance
– Resistance to most chemicals
– Simple groove and small dimensions
– Low friction
– Easier installation due to toothed section

Cons:
– Requires proper installation to avoid leakage
– Material limitations based on specific o-ring and square ring materials
– Speed and pressure limits (up to 1 m/s and 30 MPa respectively)

TC Oil Seal 8010512 mm Rubber TG Seal Double Lips …

Product Details: The TC Oil Seal is a type of shaft oil seal characterized by its double lip design and rubber-covered outer diameter (OD). It is available in various materials including NBR (Nitrile Butadiene Rubber) and FKM (Fluorocarbon rubber). The seal features a garter spring to enhance sealing performance and an additional dust lip to protect the primary sealing lip from dust and other contaminants. The internal face of the steel case is not fully rubber covered. These seals are suitable for use in polluted environments and can operate within a temperature range of -22 to 400°F (FKM) and under low pressure

conditions up to 7 psi. They are commonly used in applications such as gearboxes, pumps, and electric motors.

Pros:
– Provides protection from contaminants with a double lip design and additional du…
– Suitable for use in polluted environments.
– Available in various materials (NBR and FKM) to cater to different temperature a…
– Can operate under low pressure conditions up to 7 psi.
– Wide range of applications including gearboxes, pumps, and electric motors.

Cons:
– Limited to low-pressure applications (up to 7 psi).
– Requires adequate lubricant between the two sealing lips to maximize performance…

Double Lip Rotary Shaft Metric TC Oil Seal/ Oil seal in china

Product Details: The Double Lip Rotary Shaft Metric TC Oil Seal is a product offered by DMS Seals. Key specifications include: Material – NBR/FKM; Color – Brown/Black; Application and performance – Resistance to high pressure, oil, weather, abrasion, solvent; Pressure range – 0~30MPa; Temperature range – -30℃ to +200℃; Speed – 1m/s; Medium – Hydraulic oil, fire retardant liquid, water, and others. The seal is designed for various applications, including industrial machinery and automotive engines.

Pros:
– High resistance to pressure, oil, weather, abrasion, and solvents.
– Wide temperature range of -30℃ to +200℃, making it suitable for diverse environm…
– Ability to handle different mediums such as hydraulic oil, fire retardant liquid…
– Quick delivery time, typically 3-7 days if goods are in stock, or 15-20 days if…

Cons:
– Limited speed capability of 1m/s, which may not be suitable for high-speed appli…
– No detailed size specifications provided, which could complicate ordering the co…

General Purpose Spring Loaded Single Lip Parker Oil Seals …

Lip seal for linear units

Product Details: The lip seal for linear units is designed for sealing applications in linear units. It is available in polyurethane (PU) with different shore hardness levels, specifically PU 5m and PU 10m. The color of the seal is black. The product is part of isel’s range of mechanical components, including those for electronics, software, and CNC systems.

Pros:
– Available in different shore hardness levels (PU 5m and PU 10m) to suit various…
– Black color which can blend well with many mechanical setups.
– Designed specifically for linear units, ensuring optimal performance in such app…

Cons:
– Limited information available on the specific operating conditions such as tempe…
– No details provided on the material’s resistance to chemicals, fuels, or other s…
– No mention of additional features like dust protection or enhanced wear resistan…

China Oil Seals Manufacturers and Suppliers

china heavy duty seal supplier, china seal group company …

Product Details: The Long Lifetime Double-Lip Seal is a type of oil seal designed for low-pressure applications. It features a double lip design with a garter spring to enhance sealing performance and protect against contaminants. The seal has a rubber-covered outer diameter (OD) to improve sealing ability, and an additional dust lip to shield the primary sealing lip from dust and other contaminants. It is suitable for use in polluted environments and requires adequate lubrication between the sealing lips for optimal performance. The seal is typically made from materials such as nitrile rubber (NBR) or fluoroelastomer (FKM), and can operate within a

temperature range of -22°F to 400°F (FKM). Common applications include gearboxes, pumps, and electric motors.

Pros:
– Provides effective protection against contaminants and dust
– Suitable for use in polluted environments
– Long-lasting performance with proper lubrication and maintenance
– Available in various materials to suit different operating conditions
– Enhanced sealing ability due to the rubber-covered OD and additional dust lip

Cons:
– Requires regular lubrication to maintain performance
– May not be suitable for high-pressure applications
– Can be affected by high temperatures and harsh chemicals
– Incorrect installation can lead to premature failure
– Regular inspection and maintenance are necessary to extend lifespan

Nitrile Lip Seal F 35 MM For Sureseal | Tides Marine

Product Details: The Tides Marine Lip Seal F 35MM is a nitrile lip seal designed for a 35mm SureSeal propeller shaft. It includes the HAT-MM35-02 installation tool. This seal is part of the SureSeal system, which allows for the replacement of worn lip seals without uncoupling the shaft from the transmission.

Pros:
– Allows for easy replacement of worn lip seals without uncoupling the shaft from…
– Includes the necessary installation tool (HAT-MM35-02) for convenient installati…
– Made from nitrile, a durable material suitable for marine applications

Cons:
– Specific to 35mm SureSeal propeller shafts, limiting its compatibility with othe…
– No additional features or enhancements beyond standard lip seal functionality

China Manufacture Rubber Oil Seal NBR FKM ACM …

Product Details: The oil seals offered by KDIK are designed for various applications including auto parts, agricultural machines, and construction machinery. They are made from a range of materials such as NBR, FKM, EPDM, Silicone, and PTFE. The seals come in different types including TC, TB, SB, SC, TA, TG, TCN, TCV, and COMBI CASSETTE. They are available in customized sizes based on OEM/ODM and drawing dimensions. The seals are manufactured in Hebei, China, and the company holds ISO9001/TS16949 certifications. The minimum order quantity is 50 pieces, and samples are freely supplied. The seals are designed to prevent lubricant escape and stop

harmful materials from entering the mechanical equipment.

Pros:
– Wide range of materials available (NBR, FKM, EPDM, Silicone, PTFE)
– Various types of seals (TC, TB, SB, SC, TA, TG, TCN, TCV, COMBI CASSETTE)
– Customized sizes based on OEM/ODM and drawing dimensions
– ISO9001/TS16949 certified
– Samples freely supplied
– Direct sale from the manufacturer

Cons:
– Minimum order quantity of 50 pieces may be a barrier for small-scale buyers
– Limited information on specific performance characteristics of each material typ…

China shaft lip seals factories

Product Details: Rotary shaft lip seals are ready-to-install seals for sealing rotating shafts. They are made from an elastomer outer sleeve and an internal bracing shim. The material is typically NBR (nitrile butadiene rubber) with a Shore hardness of ~70, and the brace ring and tension spring are made of steel. These seals come in two versions: Form A (DIN 3760 / ISO 6194/1) with a smooth OD, and Form AS (DIN 3760 / ISO 6194/0) with an extra dust lip to protect against external dirt. Operating limits include a circumferential speed of ≤12 m/s, pressure of ≤0.05 MPa/0.5 bar, and a

temperature range of -40 °C to +100 °C. Recommended tolerances are H8 for the housing and h11 for the shaft, with surface finishes of Ra 1.6 to 6.3 µm and Ra 0.2 to 0.8 µm respectively. The shaft hardness should be at least 45 HRC[1][3].

Pros:
– High wear resistance and resistance to motor fuels, oil, hydraulic oil, and lubr…
– Secure sealing on unpaved and stainless steel shafts without the need for surfac…
– Low friction coefficient, resulting in low friction losses and longer seal life.
– Protection against external dirt with the extra dust lip in Form AS version.

Cons:
– Limited to unpressurised operations with a maximum pressure of 0.05 MPa/0.5 bar.
– Circumferential speed limited to ≤12 m/s, which may not be suitable for high-spe…
– Requires specific shaft and housing tolerances and surface finishes for optimal…

Comparison Table

Company	Product Details	Pros	Cons	Website
China High Pressure Rotary Lip Seals Manufacturer	The High Pressure Rotary Lip Seals by JST Seals are bidirectional rotary seals designed to bear pressure from both sides and alternating pressure. The…	– High pressure resistance – Wear resistance – High temperature resistance – Resistance to most chemicals – Simple groove and small dimensions – Low f…	– Requires proper installation to avoid leakage – Material limitations based on specific o-ring and square ring materials – Speed and pressure limits…	www.jst-seals.com
TC Oil Seal 8010512 mm Rubber TG Seal Double Lips …	The TC Oil Seal is a type of shaft oil seal characterized by its double lip design and rubber-covered outer diameter (OD). It is available in various…	– Provides protection from contaminants with a double lip design and additional du… – Suitable for use in polluted environments. – Available in vari…	– Limited to low-pressure applications (up to 7 psi). – Requires adequate lubricant between the two sealing lips to maximize performance…	www.china-oilseals.com
Double Lip Rotary Shaft Metric TC Oil Seal/ Oil seal in china	The Double Lip Rotary Shaft Metric TC Oil Seal is a product offered by DMS Seals. Key specifications include: Material – NBR/FKM; Color – Brown/Black;…	– High resistance to pressure, oil, weather, abrasion, and solvents. – Wide temperature range of -30℃ to +200℃, making it suitable for diverse environ…	– Limited speed capability of 1m/s, which may not be suitable for high-speed appli… – No detailed size specifications provided, which could complica…	www.dmsseals.com
General Purpose Spring Loaded Single Lip Parker Oil Seals …				ph.parker.com
Lip seal for linear units	The lip seal for linear units is designed for sealing applications in linear units. It is available in polyurethane (PU) with different shore hardness…	– Available in different shore hardness levels (PU 5m and PU 10m) to suit various… – Black color which can blend well with many mechanical setups. -…	– Limited information available on the specific operating conditions such as tempe… – No details provided on the material’s resistance to chemicals,…	www.isel.com
China Oil Seals Manufacturers and Suppliers				www.svks-rubberseal.com
china heavy duty seal supplier, china seal group company …	The Long Lifetime Double-Lip Seal is a type of oil seal designed for low-pressure applications. It features a double lip design with a garter spring t…	– Provides effective protection against contaminants and dust – Suitable for use in polluted environments – Long-lasting performance with proper lubri…	– Requires regular lubrication to maintain performance – May not be suitable for high-pressure applications – Can be affected by high temperatures and…	www.sealgroupsupplier.com
Nitrile Lip Seal F 35 MM For Sureseal	Tides Marine	The Tides Marine Lip Seal F 35MM is a nitrile lip seal designed for a 35mm SureSeal propeller shaft. It includes the HAT-MM35-02 installation tool. Th…	– Allows for easy replacement of worn lip seals without uncoupling the shaft from… – Includes the necessary installation tool (HAT-MM35-02) for conv…	– Specific to 35mm SureSeal propeller shafts, limiting its compatibility with othe… – No additional features or enhancements beyond standard lip sea…
China Manufacture Rubber Oil Seal NBR FKM ACM …	The oil seals offered by KDIK are designed for various applications including auto parts, agricultural machines, and construction machinery. They are…	– Wide range of materials available (NBR, FKM, EPDM, Silicone, PTFE) – Various types of seals (TC, TB, SB, SC, TA, TG, TCN, TCV, COMBI CASSETTE) – Cus…	– Minimum order quantity of 50 pieces may be a barrier for small-scale buyers – Limited information on specific performance characteristics of each ma…	www.bestsuppliers.com
China shaft lip seals factories	Rotary shaft lip seals are ready-to-install seals for sealing rotating shafts. They are made from an elastomer outer sleeve and an internal bracing sh…	– High wear resistance and resistance to motor fuels, oil, hydraulic oil, and lubr… – Secure sealing on unpaved and stainless steel shafts without t…	– Limited to unpressurised operations with a maximum pressure of 0.05 MPa/0.5 bar. – Circumferential speed limited to ≤12 m/s, which may not be suitab…	m.ecer.com

Frequently Asked Questions (FAQs)

Frequently Asked Questions About Lipped Seal Factories in China

What materials are commonly used in the production of lip seals in Chinese factories?

Chinese factories often use a variety of materials for producing lip seals, including Nitrile Rubber (NBR), Fluorine Rubber (FKM), Ethylene Propylene Diene Monomer (EPDM), Silicone Rubber, and Polyurethane (PU). These materials are chosen for their durability, resistance to oil, weather, abrasion, and solvents, ensuring the seals can perform well under different conditions.

What are the typical applications of lip seals produced by Chinese manufacturers?

Lip seals from Chinese manufacturers are used in a wide range of applications, including hydraulic systems, pneumatic systems, automotive parts, machinery, and industrial equipment. They are also used in compressors, drilling rigs, mining machinery, and other specialized equipment where sealing is crucial to prevent leakage and maintain performance.

How do Chinese lip seal manufacturers ensure quality and reliability?

Chinese lip seal manufacturers often adhere to international quality standards such as ISO 9001, IATF16949, and ISO 14001. They implement rigorous quality control processes, use high-quality materials, and employ advanced manufacturing techniques to ensure the seals meet or exceed industry standards. Many of these manufacturers also offer certifications and audits to guarantee the reliability of their products.

What is the typical lead time for ordering and receiving lip seals from Chinese factories?

The lead time for ordering and receiving lip seals from Chinese factories can vary depending on the quantity and whether the products are in stock. Generally, if the goods are in stock, you can expect delivery within 3-7 days. For custom orders or larger quantities, the lead time can range from 15-20 days. It’s always a good idea to check with the specific manufacturer for their current production and shipping times.

What kind of customization options are available for lip seals from Chinese manufacturers?

Chinese manufacturers offer a range of customization options for lip seals. You can customize the size, material, and design according to your specific needs. Many manufacturers provide options for single or double lip seals, different types of materials, and various sizes based on customer drawings or samples. This flexibility allows you to get seals that perfectly fit your application requirements.